What is the -verbose option?
When running Everything with -verbose and -debug ALL Windows messages, events and USN events are displayed in the debug console.
Normally you will not need to use the verbose mode, unless specifically requested.

How do I run Everything in verbose debug mode?

In Everything 1.4.1.854b or later, type in the following search and press ENTER:
/verbose

-or-

You can run Everything in debug mode by starting Everything.exe with the -debug and -verbose command line options: